netdev - Re: [PATCH v1 bpf-next 4/5] bpf: Add kfunc to scrub SCM_RIGHTS at security_unix_may

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Message-ID: <202505092221.8wrWSFI7-lkp@intel.com>
Date: Fri, 9 May 2025 23:06:01 +0800
From: kernel test robot <lkp@...el.com>
To: Kuniyuki Iwashima <kuniyu@...zon.com>,
	Martin KaFai Lau <martin.lau@...ux.dev>,
	Daniel Borkmann <daniel@...earbox.net>,
	John Fastabend <john.fastabend@...il.com>,
	Alexei Starovoitov <ast@...nel.org>,
	Andrii Nakryiko <andrii@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, Eduard Zingerman <eddyz87@...il.com>,
	Song Liu <song@...nel.org>, Yonghong Song <yonghong.song@...ux.dev>,
	KP Singh <kpsingh@...nel.org>, Stanislav Fomichev <sdf@...ichev.me>,
	Hao Luo <haoluo@...gle.com>, Jiri Olsa <jolsa@...nel.org>,
	Mickaël Salaün <mic@...ikod.net>,
	Günther Noack <gnoack@...gle.com>,
	Paul Moore <paul@...l-moore.com>, James Morris <jmorris@...ei.org>,
	"Serge E. Hallyn" <serge@...lyn.com>,
	Stephen Smalley <stephen.smalley.work@...il.com>,
	Ondrej Mosnacek <omosnace@...hat.com>,
	Casey Schaufler <casey@...aufler-ca.com>,
	Christian Brauner <brauner@...nel.org>,
	Kuniyuki Iwashima <kuniyu@...zon.com>, bpf@...r.kernel.org,
	netdev@...r.kernel.org, linux-security-module@...r.kernel.org,
	selinux@...r.kernel.org
Subject: Re: [PATCH v1 bpf-next 4/5] bpf: Add kfunc to scrub SCM_RIGHTS at
 security_unix_may_send().

Hi Kuniyuki,

kernel test robot noticed the following build errors:

[auto build test ERROR on bpf-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Kuniyuki-Iwashima/af_unix-Call-security_unix_may_send-in-sendmsg-for-all-socket-types/20250506-060219
base:   https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link:    https://lore.kernel.org/r/20250505215802.48449-5-kuniyu%40amazon.com
patch subject: [PATCH v1 bpf-next 4/5] bpf: Add kfunc to scrub SCM_RIGHTS at security_unix_may_send().
config: csky-randconfig-001-20250509 (https://download.01.org/0day-ci/archive/20250509/202505092221.8wrWSFI7-lkp@intel.com/config)
compiler: csky-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250509/202505092221.8wrWSFI7-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505092221.8wrWSFI7-lkp@intel.com/

All errors (new ones prefixed by >>):

   csky-linux-ld: net/core/filter.o: in function `bpf_unix_scrub_fds':
>> filter.c:(.text+0xc796): undefined reference to `unix_scrub_fds'
   csky-linux-ld: net/core/filter.o: in function `bpf_sock_destroy':
   filter.c:(.text+0xc7dc): undefined reference to `unix_scrub_fds'

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki